18125550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:922

約数の個数: 72

約数和(自身を含む): 49791456

約数和(自身を除く): 31665906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 75, 90, 94, 141, 150, 225, 235, 282, 423, 450, 470, 705, 846, 857, 1175, 1410, 1714, 2115, 2350, 2571, 3525, 4230, 4285, 5142, 7050, 7713, 8570, 10575, 12855, 15426, 21150, 21425, 25710, 38565, 40279, 42850, 64275, 77130, 80558, 120837, 128550, 192825, 201395, 241674, 362511, 385650, 402790, 604185, 725022, 1006975, 1208370, 1812555, 2013950, 3020925, 3625110, 6041850, 9062775, 18125550]

約数ペア:

[(1, 18125550), (2, 9062775), (3, 6041850), (5, 3625110), (6, 3020925), (9, 2013950), (10, 1812555), (15, 1208370), (18, 1006975), (25, 725022), (30, 604185), (45, 402790), (47, 385650), (50, 362511), (75, 241674), (90, 201395), (94, 192825), (141, 128550), (150, 120837), (225, 80558), (235, 77130), (282, 64275), (423, 42850), (450, 40279), (470, 38565), (705, 25710), (846, 21425), (857, 21150), (1175, 15426), (1410, 12855), (1714, 10575), (2115, 8570), (2350, 7713), (2571, 7050), (3525, 5142), (4230, 4285)]